How to cancel camera mirroring in instant messaging software?

Under normal circumstances, in instant messaging software, when using the camera, it will automatically mirror the camera screen, this is to restore the real scene when face-to-face communication. But when the camera is a video capture device, used to play fixed video, this will become an obstacle. So, how to turn off the mirroring function?

Method 1:

In the setting window of instant messaging software, you can find related settings and turn off the mirroring function.

Method 2:

When the relevant settings cannot be found in the instant messaging software, the virtual camera can be used to modify the screen, and the image is mirrored once. When the instant messaging software mirrors the image again, it can be corrected. For details, please refer to How to make multiple applications use one camera at the same time?